    :group-clear        group-clear*
    :group-deep-clear   group-deep-clear*
    :group-post-tree    group-post-tree*
-   :group-node-tree    group-node-tree*})
+   :group-node-tree    group-node-tree*
+   :group-free         group-free*})
 
 (defn node-tree
   "Returns a data representation of the synth node tree starting at

   :node-block-until-ready node-block-until-ready*})

(extend SynthGroup
  IControllableNode
  {:node-control           node-control*
   :node-control-range     node-control-range*

   :group-clear        group-clear*
   :group-deep-clear   group-deep-clear*
   :group-post-tree    group-post-tree*
   :group-node-tree    group-node-tree*
   :group-free         group-free*}

  IKillable
  {:kill* group-deep-clear*})
